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64 12 670 Replacing electric auxiliary heater -front-

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Necessary preliminary tasks: 

Heater/air conditioner shown in removed state.

Unclip plug housing (1) from holder.

Feed positive lead (2) out of holders.

Installation: 

Make sure positive lead (2) is correctly laid.

Fig 1: Identifying Plug Housing And Positive Lead
G06886276Courtesy of BMW OF NORTH AMERICA, INC.

Pull electric auxiliary heater (1) upwards out of heating unit housing (2).

Fig 2: Pulling Electric Auxiliary Heater From Heating Unit Housing
G06886277Courtesy of BMW OF NORTH AMERICA, INC.